Remote Mapping Quality Control

Scaling up a field mapping project within a city of over 5 million people requires proper planning and training. We first wanted to give our field mappers a thorough overview of how data is inputted into OSM to ensure a clear understanding of the OSM ecosystem and how it works. At a later stage, we will be showing them how OSM data can be used for several different purposes. Teaching 300 new mappers how to map, however, comes with certain challenges. All of our mappers have been beginners, and most of them have…Read more

Mapping At Scale

The new and expanded Ramani Huria 2.0 team, with just over three hundred students, is now getting to work with the practical work of field data collection and editing the digital map of Dar es Salaam. We've installed OpenDataKit (ODK), a free software toolset for data collection on Android smartphones. We'll be using some more sophisticated data collection systems such as OpenMapKit, a variant of ODK that allows direct interaction with OpenStreetMap data, but the venerable and mighty original ODK is a great place to start. We begin with practice surveys at in…Read more

Three Hundred Students to Map for Flood Resilience in Dar es Salaam

The Humanitarian OpenStreetMap Team (HOT) and Ramani Huria, supported by the World Bank and partners are launching a brand-new adventure with Ardhi University today! Three hundred Urban Planning and Geomatics students from Ardhi University in Dar es Salaam are participating in a community mapping project in July and August. We will be mapping in 35 wards of the city, with an emphasis on the data needed to improve flood resilience. With the increasing impact of climate change and urbanization, urban flooding increasingly disrupts and threatens the lives of people in Dar es Salaam.…Read more